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Installation and operating instructions Wilo-CronoNorm-NL, NLG
Item
Description
No.
1.1
Spiral housing
1.2
O-ring
1.3
Stationary wear ring
1.4
Venting screw
1.5
Drain plug
2.1
Impeller
2.1
Impeller nut
3.1
Shaft
3.2
Key,
on the motor side
3.3
Key,
on pump side
4.1
Housing cover
4.2
Stationary wear ring
5.2
Spacing ring
5.3
Fixing ring
5.4
Mechanical seal cover
5.5
Hexagon head bolt
5.11
Mechanical seal
5.12
O-ring
6.1
Roller bearing,
on pump side
6.2
Roller bearing,
on the motor side
6.3
Circlip
6.4
Spacer ring, internal
6.5
Spacer ring, external
6.6
Spring disk
6.7
Lock nut
6.8
Thrower
7.1
Protective screen
7.2
Hexagon head bolt
8.1
Pump base
8.2
Hexagon head bolt
8.3
Washer
8.4
Spring disk
9
Bearing bracket
10
Bearing cover,
on pump side
11
Bearing cover,
on the motor side
12
Hexagon head bolt
13
Hexagon head bolt
14
Hexagon head bolt
15
Hexagon head bolt
Tab. 16: Spare parts list, Wilo-Crononorm-NLG, version with mechanical seal
English
Quantity Safety-relevant
spare part
1
1
X
1
1
1
1
1
1
1
1
1
1
1
1
1
4
Mechanical seal
1
X
1
1
X
1
X
1
1
1
1
1
1
2
2
1
1
Foot
1
1
1
1
1
12/16
Housing
12
Bearing bracket
4/6
Bearing, on pump side
4/6
Bearing, on the motor
side
98
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